Tag: SANS Internet Storm Center, InfoCON: green

From PowerShell to a Python Obfuscation Race!, (Wed, Jan 29th)

Attackers like to mix multiple technologies to improve the deployment of their malicious code. I spotted a small script that drops a Python malware. The file was sent on VirusTotal and got a score of 2/60![1] (SHA256:96bb0777a8e9616bc9ca22ca207cf434a947a3e4286c051ed98ddd39147b3c4f). The script starts…

An unusual “shy z-wasp” phishing, (Mon, Jan 27th)

Threat actors who send out phishing messages have long ago learned that zero-width characters and unrendered HTML entities can be quite useful to them. Inserting a zero-width character into a hyperlink can be used to bypass some URL security checks…

XSS Attempts via E-Mail, (Thu, Jan 23rd)

One of the hardest applications to create securely is webmail. E-mail is a complex standard, and almost all e-mail sent today uses HTML. Displaying complex HTML received in an e-mail within a web application is dangerous and often leads to…

Geolocation and Starlink, (Tue, Jan 21st)

Until now, satellite internet access has been more of a niche solution for internet access. But with the wide availability of Starlink, this is changing. Starlink's performance and price are competitive for many rural users to forgo solutions like cellular…

Partial ZIP File Downloads, (Mon, Jan 20th)

Say you want a file that is inside a huge online ZIP file (several gigabytes large). Downloading the complete ZIP file would take too long. This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original…